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Road Closures and Lane Restrictions

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  • Blasting closures: I-40 fully closed between Stockton Hill Rd and Beale St (MP 51–48) starting 8 p.m. on March 12, 19, 26, and April 2. Expect delays up to 30 minutes.
  • Lane restrictions on I-40 and US 93 from 9 p.m.–5 a.m. (Mon–Thu).
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I-40/US 93 West Kingman Traffic Interchange

I-40/US 93 West Kingman Traffic Interchange

Contents

Project Cost: $106,543,210

Construction started July 2024 on a new system interchange connecting I-40 and US 93 in west Kingman.

Project Description

  • New US 93 segment connects directly to I-40
  • Free-flow connection (no traffic signal)
  • New ramps maintain Beale Street access
  • Increased I-40 capacity

What to Expect During Construction

  • Blasting closures: Same dates/times as above. Expect up to 30-minute delays.
  • Lane restrictions on I-40 & US 93 (9 p.m.–5 a.m., Mon–Thu)
  • Clack Canyon Road Closure: Closed except for local residents
  • Expect delays up to 15 minutes
  • Use caution in work zones
  • Construction noise

Project Area Map

I-40 Kingman Project Map

Project Purpose and Need

  • Reduce congestion on I-40 and US 93
  • Relieve Beale Street traffic
  • Improve regional travel

Project Photos

I-40/US 93 tunnel construction
I-40/US 93 highway photo
I-40/US 93 interchange tunnel
I-40/US 93 bridge view
I-40/US 93 roadwork construction

Design and Construction Timeline

ADOT does not have the funds to build all the improvements of a full system interchange at one time. The project will be constructed in two phases, with the Phoenix to Las Vegas directional ramps constructed first. Phase II will construct the directional ramps between Las Vegas and California, when traffic demands warrant the improvements are needed, and when available funding can be programmed. Phase 1 construction started in July 2024 and is scheduled to finish in 2027.

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